All variables before code execution

// Score
var score = 0;

// Questions
var question1 = prompt('1st question to ask');
var question2 = prompt('2nd question to ask');
var question3 = prompt('3rd question to ask');
var question4 = prompt('4th question to ask?');
var question5 = prompt('5th question to ask?');

// Answer
var answer = 'Yes';

if (question1 === answer) {
  score += 1;
} else {
  score; 
}

if (question2 === answer) {
  score += 1;
} else {
  score; 
}

if (question3 === answer) {
  score += 1;
} else {
  score; 
}

if (question4 === answer) {
  score += 1;
} else {
  score; 
}

if (question5 === answer) {
  score += 1;
} else {
  score; 
}

var question1 = prompt('1st question to ask');
if (question1 === answer) {
  score += 1;
} else {
  score; 
}

var question2 = prompt('2nd question to ask');
if (question2 === answer) {
  score += 1;
} else {
  score; 
}